Lee Big Stopper (100x100mm) brand_ROR so keep it in mind

so keep it in mind

Shutter speeds are good from 1/2s and up (1s is a touch slow) and the included Voigtlander Ultron 50mm f2 lens is free of haze or fungus

The box claims that this is for the Spectra System and that it "can also be used with Polaroid Impulse Cameras

It features a trick hybrid electro-mechanical shutter with speeds from 1s to 1/4000s (plus Bulb) and aperture-priority autoexposure

with very clean glass and good function

Lee Big Stopper (100x100mm) brand_ROR so keep it in mindThe Lee Big Stopper is a 10 stop ND filter designed to fit a 100x100mm Lee filter holder or compatible. Neutral, high quality glass and a foam pad to prevent light leaks a well designed filter for long exposures. Requires a compatible filter holder (not included). In excellent condition, with carrying tin.